Which parts of the CTs does your company purchase from other suppliers?

Except for the split core CT ,others core all is make by ourselves , Winding wire and lead wire is by the suppliers

Do you have a Design Engineering capability?

Yes ,we have strong R&D department , have experience and expertise in designing custom styles of CTs

What products have you designed?

All the CT is design by ours engineer and 90%design is for ours patent ,we talk is the min current transformer

Indoor Current Transformer 5-300A/5A Lmzj1-0.5 Split Core

Name: Indoor Current Transformer 5-300A/5A Lmzj1-0.5 Split Core
Brand: Wenzhou Heyi Electrical Co., Ltd.
SKU: 1981327785

Zhejiang, ChinaWenzhou Heyi Electrical Co., Ltd.

US$2.00-3.20

1 Piece

Sample price:US$5.00/piece.Request sample

Product profile

Customization

Available

Application

Electronic, Instrument

Type

Current Transformer

Model NO.

LMZJ1-0.5

Phase

Single

Operation Condition

Indoor

Usage

Measurement

Winding Form

Single Layer & Tightly Wound Type

Insulating Medium

Insulating Paper

Installation

Busbar Type

Magnetic Circuit Structure

Single Stage Type

Voltage Transformation Principle

Electromagnetic Type

Window Size

42mm

Product Type

Cast Resin

Transport Package

Standard Export Pakage

Specification

Trademark

HEYI

Origin

Liushi, Yueqing, Zhejiang Province, China

HS Code

8504311000

Production Capacity

5000PCS/Month

Key features

10 Years Manufacturing Experience: Over a decade of expertise in producing split-core current transformers.

OEM/ODM Services Available: Full OEM/ODM capabilities with free services for orders over 5000 sets.

Strong R&D Design Capability: In-house engineering team with 90% of designs protected by patents.

High Monthly Capacity: Manufacturing capacity reaches 2,000,000 pieces per month.

1-Year Warranty Coverage: Comprehensive 1-year warranty with 3-day notification window for defects.

Fast Delivery for Small Orders: 3.5-day delivery for non-customized orders under 1000 pieces after payment.

ISO90001 Certified Factory: Factory located in Yueqing, Zhejiang, certified for quality management.

Self-Made Core Components: Split core CTs and most components manufactured in-house for quality control.

Company profile

Wenzhou Heyi Electrical Co., Ltd.

Zhejiang, China

Business Type: Manufacturer/Factory, Trading Company, Other, Group CorporationExport Year: 2004-02-01Nearest Port: Ningbo, ShanghaiAverage Response Time: ≤4.85hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, FCA, EXW, Others

AI-Powered supplier vetting

SummaryWenzhou Heyi Electrical Co., Ltd. is a China-based limited company identified as both a trading company and manufacturer/factory, with operations in Zhejiang and products including current transformers, relays, shunts, and current sensors. The supplier reports four production lines, 6–10 R&D engineers, 6–10 quality-control staff, ISO 9001 certification, self-operated import/export rights, broad global export markets, and off-peak lead time within 15 working days. Its stated facilities cover R&D, production, sales, marketing, and customer support, and it offers customized solutions. However, most service-capability, innovation-detail, traceability, overseas-support, customer-case, and sustainability fields are explicitly unknown. Audit information identifies TÜV Rheinland, but the audit type and evaluation result are coded values without interpretable conclusions from the provided context.

Supplier typeThe supplier is identified as a limited company in China and is variously classified as a trading company, manufacturer/factory, group corporation, and other entity. Its stated factory location, four production lines, and manufacturing industry classification support manufacturer involvement, although the records also describe the company nature as a trading company.

CertificationsThe supplier reports ISO 9001 management-system certification, and states that some products have been approved by CE and IEC certificates. TÜV Rheinland is listed as the audit organization, but the coded audit type and result cannot be interpreted as a positive or negative audit conclusion.

R&D capabilityThe supplier reports 6–10 years of total R&D-engineer experience and says it has dedicated R&D facilities focused on product design and customized solutions. Specific evidence for new-product launches, SDK availability, private mold design, 3D design, or other measured innovation outputs is unknown.

Production capacityThe supplier reports four production lines and stated output for relays, current transformers, shunts, and current sensors, with off-peak lead time within 15 working days. It also reports broad export-market coverage and self-operated import/export rights, indicating established production and export operations.

Customization capabilityThe supplier explicitly states that it specializes in designing, manufacturing, and delivering customized solutions and has its own R&D, production, and customer-support facilities. Nevertheless, the specific availability of private molds, 3D software design, and other customization services is unknown.

Product Q&A

Q:Are you a factory or trading company?

We are an SGS recognized OEM/ODM manufacturer factory with export license. We have an outstanding and experienced team made up of 'A' player who have a passion for doing something great to create more value for customers world-wide.

Q:Why choose cooperate with us?

-- Right people, Right product, Right price ; -- Company-wide customer awareness ; -- Reliable Quality and All components from world leading suppliers ; -- Cost-effective export infrastructure and total supply chain management ;

Q:Where is your factory located? How can I visit there?

With an ISO90001 certified factory located in Yueqing city , zhejiang Province , P.R. China . It takes about 4 hours from SHANGHAI by train and 45 minute by air . It is very pleasure for clients to visit us.

Q:Can you do OEM?

Yes, we have the ability to do OEM / ODM to meet clients' requirements.

Q:How does your factory do regarding quality control?

First test the core performance ,use the wound core tester Finished product use the instrument transformer calibrator If find defective If can be rework ,will be rework ,if not as wasters